You could say “the person who has everything” is someone that seems to have a lot of things or someone who doesn’t want anything. Or, more likely, they are just a person that it’s really hard to choose a gift for (perhaps because they have lots of things, don’t want anything etc.).
Update: On January 12, 2012: ALL COUPONS/DEALS/OFFERS WILL Contain an AFFILIATE/Friend Refferal link IF Available. Please see Disclosure Policy for more info.
You could say “the person who has everything” is someone that seems to have a lot of things or someone who doesn’t want anything. Or, more likely, they are just a person that it’s really hard to choose a gift for (perhaps because they have lots of things, don’t want anything etc.).